Surname کلبی (Kilby 
, کلبی) , all over the world, is quite a common family name. The last name کلبی is habitual in Australia, where it is quite a rare surname, the United Kingdom, and New Zealand. Measured by absolute frequency, the name is most common in the United States, the United Kingdom, and Australia. Very seldom, کلبی is the forename as well as the last name.